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SHA

Explainer: checksums, CRCs, hashes and cryptography

What are checksums, CRCs and hashes? What is required for a hash to be cryptographic, and how any of these affect your Mac? Some answers and explanations.

July 10, 2021 Macs, Technology

The way ahead with integrity checks, and Dintch 1.1 adds timestamps

More about checking the integrity of files on macOS, with a new version of a free utility, news of the next apps, and error-correcting code perhaps?

April 13, 2020 Macs, Technology

File Integrity 3 : Where to store digests?

To check the integrity of important documents, we’re going to calculate their SHA256 digests. But where should those be stored if HFS+ and APFS don’t have a suitable attribute?

April 8, 2020 Macs, Technology

File Integrity 2 : Which digest?

If macOS can’t do it, how should we check the integrity of important files? Use a checksum, or a hash function? And which?

April 6, 2020 Macs, Technology

A storm in the digest: why services will be going down

The workhorses of computer security, message digests and security certificates, are in the process of changing. Some disruption will result.

January 28, 2017 Macs, Technology

Guaranteeing Data Integrity

T T Read More

Businesses are often built on trust, and one of the most fundamental elements of trust must be in the accuracy of the data on your Mac. How should you ensure that your files remain true and correct?

May 11, 2015 Macs, Technology
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